Pyrene

·noun ·same·as Pyrena.

II. Pyrene ·noun One of the less volatile hydrocarbons of coal tar, obtained as a white crystalline substance, C16H10.

Pyrene
Pȳrēnē (y scanned short, Tib. 1, 7, 10), ēs, f., = Πυρηνη. I One of the fifty daughters of Danaüs ...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.